/Engine/Plugins/Enterprise/GLTFExporter/Source/GLTFExporter/Public/UserData/GLTFMaterialUserData.h
GlTF-specific user data that can be added to material assets to override export options
[UCLASS](Programming/UnrealArchitecture/Reference/Classes#classdeclaration)(BlueprintType, Meta=(DisplayName="GLTF Material Export Options")) class UGLTFMaterialExportOptions : public [UAssetUserData](API\Runtime\Engine\Engine\UAssetUserData)
FGLTFOverrideMa...
Default
Default bake settings for this material in general.
TMap<EGLTFMate...
Inputs
Input-specific bake settings that override the defaults above.
TObjectPtr<UMa...
Proxy
If assigned, export will use the proxy instead of the original material.